*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
.entirety{
  font-size: 0;
  .entirety_head{
    display: inline-block;
    background: url("../img/about_images/top.jpg");
    width: 1903px;
    height: 359px;
    .entirety_head_nve_box{
      width: 100%;
      background-color: transparent;
      height: 60px;
      position: fixed;
      top: 0;
      float: left;
      .entirety_head_nve{
        width: 1200px;
        margin: 0 auto;
        height: 60px;
        line-height: 60px;
        font-size: 14px;
        @at-root .entirety_head_nve h1{
          width: 145px;
          float: left;
          @at-root.entirety_head_nve h1 img{
            vertical-align: middle;
          }
          @at-root .entirety_head_nve ul{
            float: right;
            @at-root .entirety_head_nve li{
              list-style: none;
              padding: 0 10px;
              margin-right: 30px;
              color: white;
              cursor: pointer;
              position: relative;
              display: inline-block;
            }
            @at-root .entirety_head_nve>ul>li>ul{
              width: 140px;
              left: 50%;
              margin-left: -70px;
              display:none;
              position: absolute;
              top: 60px;
              z-index: 999;
              background: rgba(255,255,255,.6);
              float: right;
            }
            @at-root .entirety_head_nve>ul>li:hover>ul{
              display: inline-block;
            }
            @at-root .entirety_head_nve>ul>li>ul>li:hover{
              background: #008b8b;
            }
            @at-root .entirety_head_nve>ul>li>ul>li:hover>a{
              color: #cccccc;
            }
            @at-root .entirety_head_nve>ul>li>ul>li{
              height: 40px;
              width: 100%;
              line-height: 40px;
              list-style: none;
              display: list-item;
              padding: 0;
              @at-root .entirety_head_nve>ul>li>ul>li>a{
                display: block;
                text-align: center;
                color: #434242;
                text-decoration: none;
              }
            }
          }
        }
      }
    }
  }
  .entirety_container a{
    text-decoration: none;
    color: #434242;
  }
  .entirety_container{
    width: 100%;
  }
  .entirety_container_mainPart{
    width: 1200px;
    margin: 0 auto;
  }

  .entirety_container_mainPart>ul>li{
    height: 484px;
    padding: 60px 0;
  }
  .caseIntro{
    float: left;
    width: 53%;
    margin-bottom: 80px;
  }
  .caseIntro h1 {
    display: block;
    line-height: 40px;
    color: #2597ba;
    font-size: 24px;
    margin-bottom: 20px;
    list-style: none;
  }
  .clearfix{
    float: right;
    width: 53%;
    margin-bottom: 80px;
  }
  .clearfix h1 {
    display: block;
    line-height: 40px;
    color: #2597ba;
    font-size: 24px;
    margin-bottom: 20px;
    list-style: none;
  }
  .casePic>img,.casePi>img{
    transition: all .6s;
  }
  .casePi>img:hover{
    transform: scale(1.1);
  }
  .casePic>img:hover{
    transform: scale(1.1);
  }
  .infoBox {
    width: 95%;
    line-height: 28px;
    font-size: 12px;
    color: #535353;
  }
  .casePic{
    float: right;
    width: 492px;
    height: 321px;
    overflow: hidden;
  }
  .casePi{
    float: left;
    width: 492px;
    height: 321px;
    overflow: hidden;
  }
  .entirety_dow{
    background: url(../img/first_images/bg33.jpg) 50% 50% no-repeat;
    background-size: 100% 100%;
    width: 100%;
    height: 491px;
    background-position-y: 7.14965px;
    transition: background-position 0.5s ease-in;
  }
  .entirety_dow h3, .entirety_dow p, .entirety_dow a{
    color: white;
    text-align: center;
  }
  .entirety_dow h3{
    padding: 148px 0 24px;
    font-size: 36px;
    line-height: 50px;
    font-weight: 400;
  }
  .entirety_dow p{
    width: 100%;
    font-size: 18px;
    padding-bottom: 45px;
  }
  .entirety_dow a{
    cursor: pointer;
    width: 201px;
    height: 57px;
    line-height: 57px;
    margin: 0 auto;
    background: #edab00;
    font-size: 24px;
    display: block;
  }
  .entirety_dow a:active{
    background: #ED8301;
  }
  .entirety_dow_advantage{
    width: 1170px;
    margin: 0 auto;
    padding: 10px 0;
  }
  .entirety_dow_advantage li{
    display: inline-block;
    padding: 25px 0;
    margin-right: 20px;
    background-position: 0 50%;
    background-repeat: no-repeat;
  }
  .box_1{
    background-image: url(../img/first_images/iconyi.png);
    width: 210px;
    height: 120px;
    cursor: pointer;
  }
  .box_2{
    cursor: pointer;
    background-image: url(../img/first_images/iconda.png);
  }
  .box_3{
    cursor: pointer;
    background-image: url(../img/first_images/iconyin.png);
  }
  .box_4{
    cursor: pointer;
    background-image: url(../img/first_images/iconquan.png);
  }
  .box_5{
    cursor: pointer;
    background-image: url(../img/first_images/iconzi.png);
  }
  .box_5 a{
    border-right: none!important;
  }
  .entirety_dow_advantage li a{
    width: 210px;
    height: 70px;
    color: #535353;
    border-right: 1px solid #c9c9c9;
    text-align: right;
    line-height: 70px;
    padding-right: 18px;
    font-size: 24px;
    display: block;
  }
  .entirety_dow_box{
    width: 100%;
    background: #e5e5e5;
    padding: 40px 0;
  }
  .entirety_dow_footer{
    width: 1200px;
    margin: 0 auto;
  }
  .entirety_dow_box_info{
    height: 166px;
    font-size: 14px;
  }
  .entirety_dow_box_info>ul{
    float: left;
    display: inline-flex;
    list-style: none;
  }
  .entirety_dow_box_info>ul>li{
    list-style: none;
    margin-right: 80px;
  }
  .entirety_dow_box_info>ul>li>a{
    font-size: 16px;
    color: #535353;
    margin-bottom: 20px;
    display: block;
  }
  .entirety_dow_box_info>ul>li>ul>li{
    font-size: 12px;
    line-height: 25px;
    color: #535353;
    list-style: none;
  }
  .entirety_dow_box_info>ul>li>ul>li>a{
    text-decoration: none;
    color: #535353;
  }
  .qr_code{
    float: right;
  }
  .qr_code p {
    text-align: center;
    font-weight: 700;
    color: #535353;
    line-height: 18px;
    margin-top: 10px;
  }
  .fri_link{
    padding: 34px 0 20px;
    color: #535353;
    font-size: 14px;
  }
  .fri_link a{
    text-decoration: none;
    color: #434242;
  }
  .copyright{
    color: #535353;
    padding-top: 20px;
    border-top: 1px solid #c5c5c5;
  }
  .copyright p{
    text-align: center;
    line-height: 2;
    color: #535353;
    font-size: 14px;
  }
}

